ZK-MT21 2.1 Channel Bluetooth Power Amplifier Board (2x50W + 100W)

About The Product

• 2.1 channel digital amplifier board with dual 50W outputs and 100W subwoofer output

• Bluetooth 5.0 connectivity for stable, high-quality wireless audio streaming

• It supports AUX input for wired audio sources (PCs, TVs, MP3 players, etc.).

• Strong bass performance with dedicated subwoofer channel for enhanced low frequencies

• Broad voltage support: operates on 12V to 24V DC for flexible use

• Compact and efficient design suitable for DIY speaker projects or home audio systems

• Independent volume controls for the main output and subwoofer.

• Overheat, overvoltage, and short-circuit protection for safe operation.

• Easy to install with clearly labeled terminals and a user-friendly layout

• Ideal for hobbyists, audio enthusiasts, and custom sound system builds